//------------------------------------------------------------------------------
// <copyright file="VisibilityConverter.cs" company="Microsoft">
// 	 
//	 Copyright 2013 Microsoft Corporation 
// 	 
//	Licensed under the Apache License, Version 2.0 (the "License"); 
//	you may not use this file except in compliance with the License.
//	You may obtain a copy of the License at
// 	 
//		 http://www.apache.org/licenses/LICENSE-2.0 
// 	 
//	Unless required by applicable law or agreed to in writing, software 
//	distributed under the License is distributed on an "AS IS" BASIS,
//	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
//	See the License for the specific language governing permissions and 
//	limitations under the License. 
// 	 
// </copyright>
//------------------------------------------------------------------------------

namespace Microsoft.Samples.Kinect.KinectExplorer
{
    using System;
    using System.Globalization;
    using System.Windows;
    using System.Windows.Data;

    /// <summary>
    /// A VisibilityConverter converts between an int and a visibility.
    /// The result will be Visible if the value is &lt;= 0, else Collapsed.
    /// </summary>
    public class VisibilityConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            bool isVisible = (int)value <= 0;
            return isVisible ? Visibility.Visible : Visibility.Collapsed;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}
